Green, C. V. (1928). Birth and death rates of the feeble minded.
Chicago (17e ed.) BronvermeldingGreen, Charles V. Birth and Death Rates of the Feeble Minded. Cold Spring Harbor, L. I., N. Y, 1928.
MLA (8e ed.) BronvermeldingGreen, Charles V. Birth and Death Rates of the Feeble Minded. 1928.
Let op: Deze citaties zijn niet altijd 100% accuraat.